diff --git a/content/about.md b/content/about.md
index 1b4e123..1606bc6 100644
--- a/content/about.md
+++ b/content/about.md
@@ -56,6 +56,7 @@ differential privacy to optimization, machine learning, and mechanism design.
 - **Topics in Security and Privacy Technologies (CS 839)**: [F18](teaching/f18/cs839/)
 
 ## Service ##
+- **2023** CSF
 - **2022** POPL, PLDI, MFPS (co-chair)
 - **2021** ESOP, PLMW@POPL, CSF, AAAI, COLT, WoLLIC, MFPS
 - **2020** AAAI, CSF, LAFI, WoLLIC, PLMW@POPL, OOPSLA (ERC)